Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Walter Peter Mutter, MD

Individual provider Internal Medicine Physician · NPI 1104895556

Walter Peter Mutter, MD is a Nephrology in Newton, Massachusetts. Graduated from University of Massachusetts Medical School in 1999, 27 years ago. Practices with Mass General Brigham Medical Group Suburban Massachusetts Inc, a 532-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
27
Trained at
University of Massachusetts Medical School
Licensed in
MA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

Newton Wellesley Physicians Nephrology Newton Wellesley Hospital Green 460
Newton, MA 20462
Phone: (617) 243-5420

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 210130 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 210130 (MA)

Record details

NPI number1104895556
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 17, 2006
Last updated in NPPESMay 6, 2016
Mailing addressNewton Wellesley Hospital, Green 460, Newton Wellesley Physicians Nephrology, Newton, MA 20462

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 1999 (27 years in practice)
Group practice Mass General Brigham Medical Group Suburban Massachusetts Inc — 532 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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